Congressional Belt-Tightening Act of 2010 - Amends the Legislative Reorganization Act of 1946 to: (1) reduce the annual salary of Members of Congress to 95% of the mandatory rate determined for such positions; and (2) eliminate automatic pay adjustments for Members of Congress.
Amends the House of Representatives Administrative Reform Technical Corrections Act to limit the aggregate amount of all Members' Representational Allowances established for FY2011-FY2012 to an amount equal to 95% of the aggregate amount of all such Allowances established for FY2010.